At this moment, within the Abyss World, in an Otherworldly Space.
Universe Ancestor and North Nether Saint were locked in battle here. This Otherworldly Space was exceptionally sturdy; even if invincible Saints fought with all their strength within it, it would not spread to other places or cause much destruction.
Although less than half a shichen had passed in the outside world, time had been stretched by the distortions of space-time. The two had no idea how many days they had been fighting, slaughtering each other hundreds of millions of times.
Had they been ordinary Saints, their mana would have been exhausted long ago.
Yet Universe Ancestor remained completely unscathed. He had not even taken a breath, and his body still exuded an unfathomable abyssal aura—a bottomless black hole, with no one knowing where his limits lay.
North Nether Saint, meanwhile, was covered from head to toe in countless bloody wounds, as though he had become a man of blood, with vast amounts of blood flowing from his body. Even so, his aura had not weakened in the slightest.
"I see."
Universe Ancestor narrowed his eyes. "No wonder you dared to fight me. Did you obtain the authority of some powerful deity? Every time you suffer a fatal wound, you recover in an instant. If not for this ability, you would have died who knows how many times already."
He looked at North Nether Saint.
To be honest, if it had been an ordinary Saint, he would have crushed them long ago. Even an invincible Saint of the same rank could be severely wounded or even killed by him.
But North Nether Saint was different. No matter how many methods he used, he found it difficult to kill this fellow. Some powerful divine force within his body would always block